Pith Number

pith:CBIPBSYQ

pith:2017:CBIPBSYQHZFK25XADJPKPBKJS7

not attested not anchored not stored refs pending

Variable-to-Fixed Length Homophonic Coding Suitable for Asymmetric Channel Coding

Hirosuke Yamamoto, Junya Honda

arxiv:1706.06775 v2 · 2017-06-21 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CBIPBSYQHZFK25XADJPKPBKJS7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:41:17.482880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1050f0cb103e4aad76e01a5ea7854997d4c79687da89ea8dc432ad63a0ad63a9

Aliases

arxiv: 1706.06775 · arxiv_version: 1706.06775v2 · doi: 10.48550/arxiv.1706.06775 · pith_short_12: CBIPBSYQHZFK · pith_short_16: CBIPBSYQHZFK25XA · pith_short_8: CBIPBSYQ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CBIPBSYQHZFK25XADJPKPBKJS7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1050f0cb103e4aad76e01a5ea7854997d4c79687da89ea8dc432ad63a0ad63a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "529ca338b7917108980214ec21add187818d93b882f3835126ff93824876a1da",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-06-21T07:58:21Z",
    "title_canon_sha256": "e059056e8dde8f3fcf51b79dbef2b4066b8fb92e53ff6394d685ef3ddb932921"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06775",
    "kind": "arxiv",
    "version": 2
  }
}